CN109856201A - Saliva detection device - Google Patents
Saliva detection device Download PDFInfo
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- CN109856201A CN109856201A CN201910048608.4A CN201910048608A CN109856201A CN 109856201 A CN109856201 A CN 109856201A CN 201910048608 A CN201910048608 A CN 201910048608A CN 109856201 A CN109856201 A CN 109856201A
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
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Abstract
This application provides a kind of saliva detection devices, including detection chip, the first connector and detection plate.Detection chip is for detecting saliva to obtain saliva detection data.First connector is fixedly connected with detection chip.Detection plate includes the second connector and microcontroller connecting with the first connector plug-in type.Microcontroller is electrically connected with the second connector.Microcontroller is used to obtain the saliva detection data of detection chip.The application will test chip and detection plate using separation design, and pass through the cooperation of the first connector and the second connector, the substance detection to saliva can be completed, it is not only easy to operate, and it can be used in any place, adaptable strong advantage, while the application also has the advantages that small in size, structure is simple, easy to carry, at low cost.
Description
Technical field
This application involves domestic medicine technical fields, more particularly to saliva detection device.
Background technique
Saliva is a kind of mixture of complexity, not only contains various protein, also containing DNA, RNA, fatty acid and each
Kind microorganism etc..The study found that the various protein components in blood also exist in saliva, saliva be can reflect in blood
The variation of various protein levels.Thus it is possible to carry out the diagnosis of disease by the detection of saliva.
Just causing the concern of more and more scholars using saliva as diagnosis medium at present.Saliva detection can be in a variety of rings
(being included in roadside) carries out and provides valuable diagnostic message under border.Saliva has been used to HIV, HBV virus at present, and each
The detection of kind drug (such as cocaine, alcohol).As the research work of saliva detection deepens continuously, application will realize by
Transformation of the medical diagnosis on disease to health monitoring.
Currently, the mode detected using electronic instrument to saliva, can only use in hospital or other fixed-sites,
And need professional that could operate, it is not only complicated for operation, it can't carry, it is poor for applicability.
Summary of the invention
Based on this, it is necessary to which the mode detected for existing electronic instrument to saliva carries not there are complicated for operation
Just, so as to cause problem poor for applicability, a kind of saliva detection device is provided.
A kind of saliva detection device, comprising:
Chip is detected, for detecting saliva to obtain saliva detection data；
First connector is fixedly connected with the detection chip；
Detection plate, the detection plate include the second connector connecting with the first connector plug-in type and microcontroller
Device；Wherein,
The microcontroller is electrically connected with second connector, for obtaining the saliva detection data.
First connector is USB Type-C male connector in one of the embodiments,；Second connector is USB
Type-C female.
First connector and second connector are according to the first default communication protocol in one of the embodiments,
It is communicated.
First connector is lightning connector male connector in one of the embodiments,；Second connector is lightning
Connector female.
First connector and second connector are according to the second default communication protocol in one of the embodiments,
It is communicated.
The detection plate in one of the embodiments, further include:
Wireless communication devices, the microcontroller carry out data interaction by the wireless communication devices and host equipment.
The detection plate in one of the embodiments, further include:
Minicell；
Protective circuit of voltage regulation, the minicell are electrically connected by the protective circuit of voltage regulation with second connector.
The protective circuit of voltage regulation includes: in one of the embodiments,
Voltage-stablizer, the input terminal of the voltage-stablizer are electrically connected with the minicell, the first output end of the voltage-stablizer
Ground connection；
Current limiting component, the input terminal of the current limiting component are electrically connected with the second output terminal of the voltage-stablizer, the current limliting
The output end of component is electrically connected with second connector.
The current limiting component includes: in one of the embodiments,
Current-limiting resistance, one end of the current-limiting resistance are electrically connected with the second output terminal of the voltage-stablizer；
The anode of diode, the diode is electrically connected with the other end of the current-limiting resistance, the cathode of the diode
It is electrically connected with second connector.
Second connector includes: in one of the embodiments,
First detection pin, is grounded by first resistor, and the first conducting voltage for detecting the first resistor
Level height；
Second detection pin, is grounded by second resistance, and the second conducting voltage for detecting the second resistance
Level height.
The microcontroller is according to first conducting voltage and second conducting voltage in one of the embodiments,
Level height, judge the direction of insertion between first connector and second connector for positive insertion or reversely slotting
Enter；
If first conducting voltage is high level, second conducting voltage is low level, then first connector
It is positive insertion with second connector；
If first conducting voltage is low level, second conducting voltage is high level, then first connector
It is reversed insertion with second connector.
The microcontroller is also used to be led according to first conducting voltage and described second in one of the embodiments,
The level height for the pressure that is powered, judges whether first connector is inserted into second connector；
If first conducting voltage and second conducting voltage are low level, first connector not with
The second connector insertion connection.
The detection chip is nano-sensor in one of the embodiments,.
Compared with prior art, the detection chip and the detection plate are used separate type by above-mentioned saliva detection device
Design, and by the cooperation of first connector and second connector, the substance detection to saliva can be completed, not only
It is easy to operate, and can be used in any place, adaptable strong advantage.Meanwhile the saliva detection device of the application
Have the advantages that small in size, structure is simple, easy to carry, at low cost.
Detailed description of the invention
Fig. 1 is the structural block diagram for the saliva detection device that one embodiment of the application provides；
Fig. 2 is the structural schematic diagram for the detection plate that one embodiment of the application provides；
Fig. 3 is the structural schematic diagram of detection chip and the first connector that one embodiment of the application provides；
Fig. 4 is the pin configuration schematic diagram for the second connector that one embodiment of the application provides；
Fig. 5 is the structural representation of the current channel that one embodiment of the application provides and first diode and the second diode
Figure；
Fig. 6 is the partial circuit schematic diagram for the saliva detection device that one embodiment of the application provides；
Fig. 7 is the circuit block diagram for the saliva detection device that one embodiment of the application provides.
10 saliva detection devices
100 detection chips
101 nano-sensors
110 first connectors
200 detection plates
210 second connectors
211 first detection pins
212 first resistors
213 second detection pins
214 second resistances
220 microcontrollers
230 wireless communication devices
231 NFC coils
300 host equipments
400 minicells
500 protective circuit of voltage regulation
510 voltage-stablizers
520 current limiting components
521 current-limiting resistances
522 diodes
Specific embodiment
In order to make the above objects, features, and advantages of the present application more apparent, with reference to the accompanying drawing to the application
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this Shen
Please.But the application can be implemented with being much different from other way described herein, those skilled in the art can be not
Similar improvement is done in the case where violating the application intension, therefore the application is not limited by following public specific implementation.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all technical and scientific terms used herein and the technical field for belonging to the application
The normally understood meaning of technical staff is identical.The term used in the description of the present application is intended merely to description tool herein
The purpose of the embodiment of body, it is not intended that in limitation the application.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Referring to Figure 1 to Fig. 3, one embodiment of the application provides a kind of saliva detection device 10, including detection chip 100,
First connector 110 and detection plate 200.The detection chip 100 is for detecting saliva to obtain saliva detection data.Described
A connector 110 is fixedly connected with the detection chip 100.The detection plate 200 includes being inserted into first connector 110
The second connector 210 and microcontroller 220 of formula connection.The microcontroller 220 is electrically connected with second connector 210.
The microcontroller 220 is used to obtain the saliva detection data of the detection chip 100.
It is appreciated that the shape of the detection chip 100 is unlimited, as long as it can ensure that being put into detection saliva in the mouth.
In one embodiment, the shape of the detection chip 100 can be flat for strip.In one embodiment, the detection is brilliant
The shape of piece 100 may be designed as fitting into shape in the mouth, in order to which the detection chip 100 can touch in the mouth
Saliva, so that detection chip be allowed to be come into full contact with saliva.
In one embodiment, the part that the detection chip 100 is contacted with human oral cavity requires nontoxic, nothing
Taste.In one embodiment, the edge designs of the detection chip 100 are at smooth mellow and full, in order to avoid scratch oral cavity.Implement at one
In example, saliva can also be dripped on the detection chip 100 in vitro, can be reduced in this way to the detection chip 100
The requirement of material innocuousness.
It is appreciated that the specific structure of the detection chip 100 does not do specific restriction, as long as guaranteeing the detection chip
100 have the function of detecting saliva.The specific structure of the detection chip 100, can be selected according to actual needs.?
In one embodiment, the detection chip 100 can be nano-sensor 101.
In one embodiment, the nano-sensor 101 may include 5 sense channels, can detecte different virus
Surface protein and inhereditary material sequence, such as small molecule, protein, virus and bacterium etc..Different test substance concentration, meeting
Channel current is allowed to change.Variation range is 0-1000uA, and representative value is 100uA.Back-end circuit (the i.e. described detection plate 200)
Size of current is detected again, so that it may calculate the concentration of test substance.
In one embodiment, the detection chip 100 is produced with the wafer process of standard.In one embodiment
In, there are five sense channels for the setting of detection chip 100, once test available most 5 as a result, having strong applicability
The characteristics of.In one embodiment, each channel is the relationship of time-sharing multiplex, only has a channel with the time and is strobed simultaneously
It measures.
It is appreciated that the mode that first connector 110 is fixedly connected with the detection chip 100 is unlimited, as long as protecting
It demonstrate,proves fixed between first connector 110 and the detection chip 100.In one embodiment, first connection
Device 110 is welded and fixed under high temperature environment with the detection chip 100.
It is appreciated that the specific structure of first connector 110 and second connector 210 does not do specific limit
It is fixed, as long as guaranteeing to be able to carry out data communication between first connector 110 and second connector 210.It is described
The specific structure of first connector 110 and second connector 210, can be selected according to actual needs.Implement at one
In example, first connector 110 can be the male connector of USB joint, and second connector 210 can be the female of USB joint.?
In one embodiment, first connector 110 can for HDMI (High Definition Multimedia Interface,
High-definition media interface) connector male connector, second connector 210 can be HDMI connector female.
In one embodiment, the microcontroller 220, which can be, has integrated NFC (Near Field
Communication, near-field communication) function MCU (micro-control unit or single-chip microcontroller).In one embodiment, the MCU can
It is powered by NFC coil 231, without other power supply power supplies.In one embodiment, the microcontroller 220 is also possible to
Other have the function of to detect and control integrated chip.It is small in size because of the microcontroller 220, it may make the detection plate 200
Whole volume substantially reduces, consequently facilitating carrying.
In one embodiment, the detection plate 200 further includes wireless communication devices 230.The microcontroller 220 passes through
The wireless communication devices 230 carry out data interaction with host equipment 300.It is appreciated that the wireless communication devices 230 is logical
Letter mode is unlimited, as long as guaranteeing there is wireless communication function.In one embodiment, the wireless communication devices 230
Communication mode can be bluetooth.In one embodiment, the communication mode of the wireless communication devices 230 may be WIFI.
In one embodiment, the communication mode of the wireless communication devices 230 may be radiofrequency signal.Utilize the wireless communication
Device 230 can realize the data interaction between the microcontroller 220 and the host equipment 320.
It in one embodiment, is that positive and negative can be inserted between second connector 210 and first connector 110
's.In one embodiment, second connector 210 includes the first detection pin 211 and the second detection pin 213.One
In a embodiment, the microcontroller 220 is for detecting whether second connector 210 is inserted into first connector 110.
In one embodiment, when the microcontroller 220 detects the first detection pin 211 described in second connector 210
Voltage with the second detection pin 213 is low level, then illustrates that first connector 110 is not inserted into described second
It is not inserted firmly between connector 210 or first connector 110 and second connector 210.In this way
Judge whether second connector 210 is inserted into first connector 110, increases use reliability.
In one embodiment, the microcontroller 220 passes through first connector 110 and second connector
210 be used cooperatively, obtains the detection data of the detection chip 100, and is sent to master by the wireless communication devices 230
Machine equipment 300.In one embodiment, the host equipment 300 can be mobile phone or plate etc., pass through the mobile phone or plate
The detection data is shown, and is stored in background data base, in order to long term monitoring.
In the present embodiment, the detection chip 100 and the detection plate 200 are used into separation design, and by described
The substance detection to saliva can be completed in the cooperation of first connector 110 and second connector 210, not only easy to operate,
And it can be used in any place, adaptable strong advantage.Meanwhile the present embodiment is with small in size, structure is simple, takes
With convenient, advantage at low cost.
Fig. 4 is referred to, in one embodiment, the first detection pin 211 in second connector 210 passes through
First resistor 212 is grounded.The first detection pin 211 is used to detect the electricity of the first conducting voltage of the first resistor 212
Flat height.The second detection pin 213 in second connector 210 is grounded by second resistance 214.Second inspection
Survey the level height that pin 213 is used to detect the second conducting voltage of the second resistance 214.
In one embodiment, the microcontroller 220 is according to first conducting voltage and second conducting voltage
Level height, judge the direction of insertion between first connector 110 and second connector 210 be it is positive be inserted into or
Reversed insertion.If first conducting voltage is high level, second conducting voltage is low level, then first connector
110 are inserted into second connector 210 to be positive.If first conducting voltage is low level, second conducting voltage
For high level, then first connector 110 and second connector 210 are reversed insertion.Wherein, first detection is drawn
The position of foot 211 and the second detection pin 213 in second connector 210, can carry out according to actual needs voluntarily
Setting.According to the level of first conducting voltage and second conducting voltage height, that is, it can determine whether first connector
Direction of insertion between 110 and second connector 210 is positive insertion or reversed insertion, is had easy to use excellent
Gesture.
In one embodiment, first connector 110 is USB Type-C male connector.Second connector 210 is
USB Type-C female.In one embodiment, the plate thickness of USB Type-C terminal (i.e. USB Type-C male connector and female) can
To be set between 0.8-1mm, the height of the USB Type-C female may be set in 1-3mm, and card can be achieved in this way
Design, so that the saliva detection device 10 is easy to carry.
In one embodiment, first connector 110 is with second connector 210 according to the first default communication protocols
View is communicated.In one embodiment, the described first default communication protocol can be the standard association of the USBType-C terminal
View.In one embodiment, the described first default communication protocol is also possible to the logical of the customized USB Type-C terminal
Believe agreement, communicated as long as being able to achieve between first connector 110 and second connector 210, and guarantees to use standard
The USB Type-C terminal of agreement will not damage the detection plate 200 when being inserted into second connector 210.
In one embodiment, the communication protocol of the customized USB Type-C terminal can be as shown in the table:
Female pin arrangements table is as follows:
Male pinout permutation table is as follows:
As shown above, keep the supply pin Vchip of the USB Type-C male connector and the USB Type-C female with
And position and the quantity of lower margin GND, keeping the voltage of supply pin Vchip is 1V.The USB Type-C male connector and the USB
5 current channels are OUT1-5 respectively in Type-C female, are placed on the symmetrical position of overturning.The USB Type-C male connector exists
The position A8 connects Vchip, and the pin detected in the USB Type-C female is respectively CC1 (the i.e. described first detection pin
211) and CC2 (i.e. second detection pin 213), the two pins all connect the resistance of 100K to.In one embodiment, institute
The quantity for stating current channel can be selected according to actual needs, be not limited to 5, be also possible to 8 or 12 etc..
In one embodiment, when CC1 and CC2 are low levels, it is described to illustrate that first connector 110 is not inserted into
Second connector 210, i.e., the described detection chip 100 are not inserted into the detection plate 200；When CC1 detects high level, CC2 inspection
Low level is measured, illustrates that first connector 110 is positive and is inserted into second connector 210, i.e., the described detection chip 100 is just
To the insertion detection plate 200；When CC2 detects that high level, CC1 detect low level, illustrate that first connector 110 is anti-
To second connector 210 is inserted into, i.e., the described detection chip 100 is reversely inserted into the detection plate 200.
In one embodiment, the position of customized CC1 detection pin and CC2 detection pin is different from standard agreement,
It can prevent from allowing standard agreement and self defined interface will not when user accidentally comes in the USB Type-C access of standard communication protocol
Conflict.In one embodiment, OUT1-5 and the USB Type-C when user just inserts, in the USB Type-C male connector
OUT1-5 in female is one-to-one relationship, i.e. OUT1 corresponds to OUT1；When user's anti-plug, corresponding relationship is inverted sequence,
I.e. OUT1 corresponds to OUT5.
Fig. 5 is referred to, in one embodiment, one can be connect in each current channel in the USB Type-C female
A independent first diode (i.e. D1-D5), then share second diode (i.e. D6) and be connected to ground, the mistake of 1.6V can be provided
Protection value is pressed, when user accidentally accesses standard USB Type-C, the signal level higher than 1.6V can be clamped at 1.6V, play
Protect the purpose of MCU (the i.e. described microcontroller 220).Here the setting principle of protection voltage value is: normal signal voltage <
Protection voltage value < input port MCU maximum can bear voltage.In one embodiment, it is necessary to when higher protection voltage, the two or two
It can continue to other diodes of connecting after pole pipe, the forward voltage drop of a regular tap diode (such as 1N4148) is
0.8V。
In one embodiment, first connector 110 is lightning connector male connector.Second connector 210 is to dodge
Electric connection female.In one embodiment, cooperated (i.e. by the lightning connector male connector and the lightning connector female
Lightning terminal) also it is able to achieve the function of above-mentioned USB Type-C terminal.In one embodiment, first connector
110 can be selected according to actual needs with the specific structure of second connector 210.
In one embodiment, first connector 110 is with second connector 210 according to the second default communication protocols
View is communicated.In one embodiment, the described second default communication protocol can be lightning tab terminal (i.e. Lightning
Terminal) standard agreement.In one embodiment, the described second default communication protocol is also possible to the customized lightning and connects
The communication protocol of joint terminal communicates as long as being able to achieve between first connector 110 and second connector 210, and protects
Card will not damage the detection plate when being inserted into second connector 210 using the lightning tab terminal of standard agreement
200.
In one embodiment, the detection plate 200 further includes minicell 400 and protective circuit of voltage regulation 500.It is described micro-
Type battery 400 is electrically connected by the protective circuit of voltage regulation 500 with second connector 210.In one embodiment, described
Minicell 400 can be button cell.In one embodiment, the minicell 400 be also possible to miniature lithium battery or
Miniature alkaline battery etc..The concrete type of the minicell 400, can be selected according to actual needs.
It is appreciated that the specific structure of the protective circuit of voltage regulation 500 does not do specific restriction, as long as guaranteeing described
When input voltage at two connectors 210 is excessive, the detection plate 200 can be protected not damage.In one embodiment,
The protective circuit of voltage regulation 500 can be made of the first voltage-stablizer, resistance and switching tube with one-way conduction function.In a reality
It applies in example, the protective circuit of voltage regulation 500 can also be built by traditional voltage regulator circuit and the switching tube with one-way conduction function
Composition.It, can when may make that the input voltage at second connector 210 is excessive using the protective circuit of voltage regulation 500
It protects the detection plate 200 not damage, increases the service life of the detection plate 200.
Fig. 6 and Fig. 7 are referred to, in one embodiment, the protective circuit of voltage regulation 500 includes voltage-stablizer 510 and current limliting
Component 520.The input terminal of the voltage-stablizer 510 is electrically connected with the minicell 400.First output of the voltage-stablizer 510
End ground connection.The input terminal of the current limiting component 520 is electrically connected with the second output terminal of the voltage-stablizer 510.The current limiting component
520 output end is electrically connected with second connector 210.
It is appreciated that the specific structure of the current limiting component 520 does not do specific restriction, as long as with current limliting and unidirectionally
Function is connected.The specific structure of the current limiting component 520, can be selected according to actual needs.In one embodiment,
The current limiting component 520 can be made of slide rheostat with the switching tube with one-way conduction function.In one embodiment, institute
Stating current limiting component 520 can be made of fixed resistance value resistance with the switching tube with one-way conduction function.
In one embodiment, the current limiting component 520 includes current-limiting resistance 521 and diode 522.The current-limiting resistance
521 one end is electrically connected with the second output terminal of the voltage-stablizer 510.Anode and the current-limiting resistance of the diode 522
521 other end electrical connection.The cathode of the diode 522 is electrically connected with second connector 210.
In one embodiment, the minicell 400 is powered using 3V or 3.7V minicell.The minicell
400 during discharge voltage can constantly decline, in order to guarantee measurement accuracy, used the low voltage difference pressure stabilizing of a 1.5V
Chip (the i.e. described voltage-stablizer 510).During 400 voltage of minicell is decreased until that electricity exhausts, voltage stabilizing chip is all
Stable 1.5V voltage can be exported.After the current-limiting resistance 521 and the diode 522, connected by described second
Device 210 is powered to the detection chip 100.
Purpose using the diode 522 is in user accidentally the USB Type-C terminal access using standard agreement
When, it using the unilateral conduction of the diode 522, can prevent 5V voltage from can not pour into, protect the detection plate 200.Institute
Stating current-limiting resistance 521 is the operating current for limiting the detection chip 100.Because of each inspection of the detection chip 100
Channel maximum current is surveyed up to 1mA, and the electric current for the continuous work that the minicell 400 can be supported is 100uA, MCU (i.e. institute
State microcontroller 220) current channel maximum range be 250uA, so need to limit it is described detection chip 100 electric current, make
It is in 250uA hereinafter, ensure that the safety used.
In one embodiment, it powers to the detection chip 100 for the minicell 400, it is (i.e. not described to MCU
Microcontroller 220) power supply, so power consumption is extremely low when not accessing the detection chip 100, in this way, can increase
The service life of the minicell 400.
The process for using of the application is as follows:
Being partially placed into the detection chip 100 in the mouth first, comes into full contact with saliva.It is then allowed to stand 1-5 minutes and allows
Chemical reaction on saliva and detection chip.Secondly, the detection chip 100 is passed through first connector 110 again
Second connector 210 being inserted into the detection plate 200 uses host equipment 300 (such as mobile phone, the NFC reader
Deng) be attached on the NFC coil 231 (the i.e. described wireless communication devices 230) of the detection plate 200 and be read out.MCU is (i.e. described
Microcontroller 220) be activated start-up operation, after MCU has detected the electric current in each channel, it is converted into the dense of tie substance respectively
Concentration data, is then sent to the host equipment 300 by NFC coil 231 by degree.The last host equipment 300 carries out
The results show that as cell phone application data show that waveform is shown, and background data base storage is carried out, it is used as long term monitoring.
In conclusion the detection chip 100 and the detection plate 200 are used separation design by the application, and pass through
The cooperation of first connector 110 and second connector 210 can be completed the substance detection to saliva, not only operate
Simplicity, and can be used in any place, adaptable strong advantage.Meanwhile the application is with small in size, structure is simple
Advantage single, easy to carry, at low cost.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the concept of this application, various modifications and improvements can be made, these belong to the protection of the application
Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (13)
1. a kind of saliva detection device characterized by comprising
Chip is detected, for detecting saliva to obtain saliva detection data；
First connector is fixedly connected with the detection chip；
Detection plate, the detection plate include the second connector and microcontroller connecting with the first connector plug-in type；Its
In,
The microcontroller is electrically connected with second connector, for obtaining the saliva detection data.
2. saliva detection device according to claim 1, which is characterized in that first connector is USB Type-C public
Head；Second connector is USB Type-C female.
3. saliva detection device according to claim 2, which is characterized in that first connector is connect with described second
Device is communicated according to the first default communication protocol.
4. saliva detection device according to claim 1, which is characterized in that first connector is that lightning connector is public
Head；Second connector is lightning connector female.
5. saliva detection device according to claim 4, which is characterized in that first connector is connect with described second
Device is communicated according to the second default communication protocol.
6. saliva detection device according to claim 1, which is characterized in that the detection plate further include:
Wireless communication devices, the microcontroller carry out data interaction by the wireless communication devices and host equipment.
7. saliva detection device according to claim 1, which is characterized in that the detection plate further include:
Minicell；
Protective circuit of voltage regulation, the minicell are electrically connected by the protective circuit of voltage regulation with second connector.
8. saliva detection device according to claim 7, which is characterized in that the protective circuit of voltage regulation includes:
Voltage-stablizer, the input terminal of the voltage-stablizer are electrically connected with the minicell, the first output end ground connection of the voltage-stablizer；
Current limiting component, the input terminal of the current limiting component are electrically connected with the second output terminal of the voltage-stablizer, the current limiting component
Output end be electrically connected with second connector.
9. saliva detection device according to claim 8, which is characterized in that the current limiting component includes:
Current-limiting resistance, one end of the current-limiting resistance are electrically connected with the second output terminal of the voltage-stablizer；
The anode of diode, the diode is electrically connected with the other end of the current-limiting resistance, the cathode of the diode and institute
State the electrical connection of the second connector.
10. saliva detection device according to claim 1, which is characterized in that second connector includes:
First detection pin, is grounded, and the level of the first conducting voltage for detecting the first resistor by first resistor
Just；
Second detection pin, is grounded, and the level of the second conducting voltage for detecting the second resistance by second resistance
Just.
11. saliva detection device according to claim 10, which is characterized in that the microcontroller is used for according to described the
The level of one conducting voltage and second conducting voltage height, judges between first connector and second connector
Direction of insertion be positive insertion or reversed insertion；
If first conducting voltage is high level, second conducting voltage is low level, then first connector and institute
The second connector is stated as positive insertion；
If first conducting voltage is low level, second conducting voltage is high level, then first connector and institute
Stating the second connector is reversed insertion.
12. saliva detection device according to claim 11, which is characterized in that the microcontroller is also used to according to
The level of first conducting voltage and second conducting voltage height, judges whether first connector is inserted into described second and connects
Connect device；
If first conducting voltage and second conducting voltage are low level, first connector not with it is described
The insertion connection of second connector.
13. saliva detection device according to claim 1, which is characterized in that the detection chip is nano-sensor.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910048608.4A CN109856201A (en) | 2019-01-18 | 2019-01-18 | Saliva detection device |
| PCT/CN2019/077051 WO2020147173A1 (en) | 2019-01-18 | 2019-03-05 | Saliva testing device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910048608.4A CN109856201A (en) | 2019-01-18 | 2019-01-18 | Saliva detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109856201A true CN109856201A (en) | 2019-06-07 |
Family
ID=66895176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910048608.4A Pending CN109856201A (en) | 2019-01-18 | 2019-01-18 | Saliva detection device |
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| Country | Link |
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| CN (1) | CN109856201A (en) |
| WO (1) | WO2020147173A1 (en) |
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| WO2020147173A1 (en) | 2020-07-23 |
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Application publication date: 20190607 |